Cinematographer SummaryShows the work of directors of photography and explains that the picture director relies upon them to help integrate costumes, make - up, sets and all production operations.

Through animated diagrams of the human body describes the systemic and pulmonary circulation of the blood, the structure and functions of the heart, lungs, arteries, veins, and capillary network. Shows the route of the blood through the body, the heart cycle, and the exchange of oxygen and carbon dioxide in the air sacs of the lungs and in the cells of the body.

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